import java.util.stream.IntStream;

public enum Manage5 {
    INSTANCE;

    /*
    业务方法
     */

    public static void main(String[] args) {
        IntStream.range(0, 100).forEach(i -> new Thread(() -> {
            System.out.println(Manage5.INSTANCE.hashCode());
        }
        ).start());
    }
}
